Seiko Cal. 6393 - 550

This Hand-Winding model from 1980 features a 38mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-dd1ff36e00e0]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1980

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